Go through the Math in Focus Grade 2 Workbook Answer Key Chapter 3 Practice 3 Subtraction with Regrouping in Tens and Ones to finish your assignments.
Math in Focus Grade 2 Chapter 3 Practice 3 Answer Key Subtraction with Regrouping in Tens and Ones
Regroup the tens and ones. Then subtract.
Question 1.
242 – 117 = ?
242 – 117
= 2 hundreds 4 tens 2 ones – 1 hundred 1 ten 7 ones
= 2 hundreds 3 tens _________ ones – 1 hundred 1 ten 7 ones
= ________ hundred ________ tens ________ ones
= _____
242 – 117 = ____
Use addition to check your answer.
Answer:
242 – 117 = 125,
117+125 = 242.
Explanation:
Given that 242 – 117 which is 125. So to check the answer we will perform addition, which is
117+125 = 242.
= 2 hundreds 4 tens 2 ones – 1 hundred 1 ten 7 ones
= 2 hundreds 3 tens 12 ones – 1 hundred 1 ten 7 ones
= 1 hundred 2 tens 5 ones
= 125.
Question 2.
Answer:
661-246 = 415,
415+246 = 661.
Explanation:
Given that 661-246 which is 415. So to check the answer we will perform addition, which is
415+246 = 661.
Question 3.
Answer:
743-529 = 214,
214+529 = 743.
Explanation:
Given that 743-529 which is 214. So to check the answer we will perform addition, which is
214+529 = 743.
Question 4.
861 – 312 = ___
Answer:
861-312 = 540,
312+540 = 861.
Explanation:
Given that 861-312 which is 540. So to check the answer we will perform addition, which is
312+540 = 861.
Question 5.
987 – 739 = ___
Answer:
987-739 = 248,
248+739 = 987.
Explanation:
Given that 987-739 which is 248. So to check the answer we will perform addition, which is
248+739 = 987.
Question 6.
Subtract and match. The first one is done for you.
Answer:
