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Trial and Improvement Practice © T Madas
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Find 2 consecutive odd numbers which add up to 76
= 76 Find 2 consecutive prime numbers less than 50 which add up to 90 = 90 Find 2 consecutive numbers which multiply to 812 28 x 29 = 812 © T Madas
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Find 2 consecutive even numbers which add up to 134
= 134 Find 2 consecutive prime numbers less than 50 which multiply to 667 23 x 29 = 667 Find 3 consecutive numbers which multiply to 1320 10 x 11 x 12 = 1320 © T Madas
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Find 3 consecutive odd numbers which add up to 159
= 159 Find 2 consecutive prime numbers less than 100 which add up to 128 = 128 Find 3 consecutive even numbers which multiply to 5760 16 x 18 x 20 = 5760 © T Madas
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Find 3 consecutive odd numbers which add up to 237
= 237 Find 3 consecutive prime numbers less than 100 which add up to 223 = 223 Find 3 consecutive multiples of 3 which multiply to 812 27 x 30 x 33 = 26730 © T Madas
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Find a number that its square added to its cube gives 1872
= 1872 Find a number whose square root doubled gives 42 2 x √441 = 42 Find 2 consecutive numbers whose squares add up to 2813 = 2813 © T Madas
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Find a number that its square plus its square root gives 4104
642 + √64 = 4104 Find a number whose square root halved and then multiplied by 5 gives 105 √1764 ÷ 2 x 5 = 105 Find a number such that its square multiplied by its cube gives 142 x 143 = © T Madas
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Find a number that its square added to its cube gives 7.803
= Find a number whose square root multiplied by its square gives 7776 √36 x 362 = 7776 Find 2 numbers differing by 1 whose squares add up to 56.68 = 56.68 © T Madas
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Trial and Improvement Quick Test © T Madas
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Find 2 consecutive odd numbers which add up to 76
= 76 Find 2 consecutive prime numbers less than 50 which add up to 90 = 88 Find 2 consecutive numbers which multiply to 812 28 x 29 = 812 © T Madas
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Find 2 consecutive even numbers which add up to 134
= 134 Find 2 consecutive prime numbers less than 50 which multiply to 667 23 x 29 = 667 Find 3 consecutive numbers which multiply to 1320 10 x 11 x 12 = 1320 © T Madas
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Find 3 consecutive odd numbers which add up to 159
= 159 Find 2 consecutive prime numbers less than 100 which add up to 128 = 128 Find 3 consecutive even numbers which multiply to 5760 16 x 18 x 20 = 5760 © T Madas
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Find 3 consecutive odd numbers which add up to 237
= 237 Find 3 consecutive prime numbers less than 100 which add up to 223 = 223 Find 3 consecutive multiples of 3 which multiply to 812 27 x 30 x 33 = 26730 © T Madas
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Find a number that its square added to its cube gives 1872
= 1872 Find a number whose square root doubled gives 42 2 x √441 = 42 Find 2 consecutive numbers whose squares add up to 2813 = 2813 © T Madas
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Find a number that its square plus its square root gives 4104
642 + √64 = 4104 Find a number whose square root halved and then multiplied by 5 gives 105 √1764 ÷ 2 x 5 = 105 Find a number such that its square multiplied by its cube gives 142 x 143 = © T Madas
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Find a number that its square added to its cube gives 7.803
= Find a number whose square root multiplied by its square gives 7776 √36 x 362 = 7776 Find 2 numbers differing by 1 whose squares add up to 56.68 = 56.68 © T Madas
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© T Madas
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