Estimating Quotients Using Basic Facts.

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Presentation transcript:

Estimating Quotients Using Basic Facts

840 ÷ 10 240 ÷ 10 6,000 ÷ 200 4,000 ÷ 100 3,600 ÷ 100 Review

SWBAT find the approximate quotients with two-digit divisors by: Using basic facts Objective

Approximately/ equal to Divisor Compatible numbers Approximately/ equal to Vocabulary

Compatible numbers are numbers that are close in value to the actual numbers, and which make it easy to do mental arithmetic. Definition

852 pounds of grapes were packed equally into 3 boxes for shipping 852 pounds of grapes were packed equally into 3 boxes for shipping. How many pounds of grapes will there be in 12 boxes? Problem A

Estimate to find the quotients 402 ÷ 19 149 ÷ 71 8,095 ÷ 23 Problems 1-3

Estimate to find the quotients 427 ÷ 58 293 ÷ 42 2,691 ÷ 48 Problems 4-6

Estimate to find the quotients 751 ÷ 93 5,484 ÷ 71 9,215 ÷ 95 Problems 7-9

A. 913 ÷ 29 B. 826 ÷ 37 C. 141 ÷ 73 D. 241 ÷ 58 E. 482 ÷ 62 F. 5,738 ÷ 21 G. 2,659 ÷ 28 H. 9,155 ÷ 34 I. 1,463 ÷ 53 J. 2,525 ÷ 64 Classwork

Estimate the quotient for the following problems. 608 ÷ 23 151 ÷ 39 3,704 ÷ 53 4,819 ÷ 68 Exit Ticket