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In this lesson, we will learn how to use a number line to subtract one- or two-digit numbers from two-digit numbers by making jumps of ten and one.
Q1:
Look at how Samar is taking away using a number line.
Pick the calculation he is working on.
Find the answer.
Q2:
Find the difference.
Hint: Jump back in tens and ones on a number line.
Q3:
Look at how Adel subtracted 32 from 59 by taking away 3 tens and then 2 ones.
Use number lines to find the answers to these problems.
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