Sum
Estimate
Patterns
Chart
Word Problems
100

37 + 53

90

100

82 + 47

130

100

2, 4, 6

8, 10, 12

100

Number 1 (p. 52)

4,818 miles

100

Elizabeth wanted to buy two books for a total of $17.45. She had enough money to buy the books but she left her wallet at home. How much did she spend on the books? What property of addition does this problem use?

$0, Zero

200

62 + 71 +14

147

200

46 + 45 + 71

170

200

3, 6, 12

24, 48, 96

200

Number 3 (p. 52)

3,300 - 3,900 - 2,600 - 2,700

200

Julia's family flew round trip from Green Bay, Wisconsin to Portland, Maine. The distance between Green Bay and Portland is 884 miles one way. Who traveled more miles? Julia or Bruno?

Julia

300

687 + 929

1,616

300

641 + 452 + 837

1,900

300

AC, AF, AI

AL, AO, AR

300

BONUS POINTS

BONUS POINTS

300

If a balloon rises 61,583 ft in the first hour and 42,459 ft in the second hour, how high will it go?

104,042 feet

400

6,873 + 2,418

9,291

400

4,656 + 6,343 + 2,311

13,000

400

AB, EF, IJ

MN, QR, UV

400

Number 2 (p. 52)

2,093 miles

400

Bruno and his family took a plane from Lima, Peru. They flew 671 miles to La Paz, Bolivia. Then, they took a round-trip bus ride to a nearby town. The bus ride was 146 miles total. Finally, they flew 671 miles back to Lima. How many miles did they travel altogether?

1,488 miles

500

30,895 + 61,748

92,643

500

17,486 + 56,413 + 65,144

150,000

500

3, 5, 4, 6, 5, 4

6, 5, 7

500

Number 4 (p. 52)

NYC and Denver - San Francisco and Houston

500

One of the wettest areas in the world is on the island of Kauai in Hawaii. If it rained 109 inches in spring, 178 inches in summer, 152 inches in fall, and 133 inches in winter, what was the total? Estimate the answer. Then, solve the problem.

600 in, 572 in