Percentage Practice © T Madas
Calculating Percentages Mentally What is 10% of 80? 8 What is 20% of 30? 3 x 2 = 6 What is 30% of 40? 4 x 3 = 12 What is 40% of 50? 5 x 4 = 20 What is 50% of 36? 36 ÷ 2 = 18 What is 60% of 70? 7 x 6 = 42 What is 70% of 30 3 x 7 = 21 What is 80% of 60? 6 x 8 = 48 What is 90% of 200? 20 x 9 = 180 What is 20% of 35? 3.5 x 2 = 7 © T Madas
Calculating Percentages Mentally What is 10% of 110? 11 What is 20% of 150? 15 x 2 = 30 What is 30% of 120? 12 x 3 = 36 What is 40% of 90? 9 x 4 = 36 What is 50% of 50? 50 ÷ 2 = 25 What is 60% of 30? 3 x 6 = 18 What is 70% of 40 4 x 7 = 28 What is 80% of 90? 9 x 8 = 72 What is 90% of 300? 30 x 9 = 270 What is 20% of 45? 4.5 x 2 = 9 © T Madas
Calculating Percentages Mentally What is 10% of 60? 6 What is 15% of 80? 8 +4= 12 What is 35% of 60? 6 +6+6 +3= 21 What is 45% of 120? 12 +12+12+12 +6= 54 What is 25% of 300? 30 +30 +15= 75 What is 65% of 200? 20 x 6 +10= 130 What is 40% of 125? 12.5 +12.5+12.5+12.5= 50 What is 16% of 300? 30 +15 +3= 48 What is 12% of 200? 20 +2+2= 24 What is 16% of 50? 5 +2.5 +0.5= 8 © T Madas
Calculating Percentages Mentally What is 10% of 90? 9 What is 15% of 60? 6 +3= 9 What is 35% of 80? 8 +8+8 +4= 28 What is 45% of 40? 4 +4+4+4 +2= 18 What is 25% of 200? 20 +20 +10= 50 What is 65% of 300? 30 x 6 +15= 195 What is 20% of 125? 12.5 +12.5= 25 What is 16% of 400? 40 +20 +4= 64 What is 12% of 150? 15 +1.5+1.5= 18 What is 16% of 250? 25 +12.5 +2.5= 40 © T Madas
Test on Percentages © T Madas
Test on Calculating Percentages Mentally What is 10% of 80? 8 What is 20% of 30? 3 x 2 = 6 What is 30% of 40? 4 x 3 = 12 What is 40% of 50? 5 x 4 = 20 What is 50% of 36? 36 ÷ 2 = 18 What is 60% of 70? 7 x 6 = 42 What is 70% of 30 3 x 7 = 21 What is 80% of 60? 6 x 8 = 48 What is 90% of 200? 20 x 9 = 180 What is 20% of 35? 3.5 x 2 = 7 © T Madas
Test on Calculating Percentages Mentally What is 10% of 110? 11 What is 20% of 150? 15 x 2 = 30 What is 30% of 120? 12 x 3 = 36 What is 40% of 90? 9 x 4 = 36 What is 50% of 50? 50 ÷ 2 = 25 What is 60% of 30? 3 x 6 = 18 What is 70% of 40 4 x 7 = 28 What is 80% of 90? 9 x 8 = 72 What is 90% of 300? 30 x 9 = 270 What is 20% of 45? 4.5 x 2 = 9 © T Madas
Test on Calculating Percentages Mentally What is 10% of 60? 6 What is 15% of 80? 8 +4= 12 What is 35% of 60? 6 +6+6 +3= 21 What is 45% of 120? 12 +12+12+12 +6= 54 What is 25% of 300? 30 +30 +15= 75 What is 65% of 200? 20 x 6 +10= 130 What is 40% of 125? 12.5 +12.5+12.5+12.5= 50 What is 16% of 300? 30 +15 +3= 48 What is 12% of 200? 20 +2+2= 24 What is 16% of 50? 5 +2.5 +0.5= 8 © T Madas
Test on Calculating Percentages Mentally What is 10% of 90? 9 What is 15% of 60? 6 +3= 9 What is 35% of 80? 8 +8+8 +4= 28 What is 45% of 40? 4 +4+4+4 +2= 18 What is 25% of 200? 20 +20 +10= 50 What is 65% of 300? 30 x 6 +15= 195 What is 20% of 125? 12.5 +12.5= 25 What is 16% of 400? 40 +20 +4= 64 What is 12% of 150? 15 +1.5+1.5= 18 What is 16% of 250? 25 +12.5 +2.5= 40 © T Madas
© T Madas