Questions LLC
Login
or
Sign Up
Ask a New Question
Math
Addition and Subtraction of Fractions
Estimating sums or differences using benchmarks
Estimate the sum or difference. Use the benchmarks
0 1/2 and 1 4/5 + 3/20
1 answer
1 + 0 = 1
You can
ask a new question
or
answer this question
.
Related Questions
How could you evaluate tan (13pi/12) if you did not know the sum and difference formula for tangent? Would you use the sin and
6.11.1 - Test: Adding and Subtracting Fractions Unit Test Part 1
Estimate the sum or difference. Use the benchmarks 0, one-half,
Write the number that makes the statement true.
1. 205.5 m = _____ mm (1 point) 205,500 0.2055 20.55 20,550 2. 199.2 km = _____ m
Estimate the sum or difference. Use the benchmarks 0, 1/2, and 1.
4/5 + 3/20 0 1/2 1 Tim walked 2/5 of a mile on Monday, 6/7 of a
1. Use benchmarks to estimate the sum 13/15+1/8
A. About 1/2 B. About 3/4 C. About 1 D. About 1 1/2
Use benchmarks to estimate each sum or difference. 4/5 + 8/9
a. about 1 1/2 b. about 1 3/4 c. about 1 8/9 -------- d. about 2
Write the number that makes the statement true.
1. 205.5 m = _____ mm (1 point) 205,500 0.2055 20.55 20,550 2. 199.2 km = _____ m
Use benchmark to estimate the sum, difference, or product
14/16 + 1/5 A - 2 B - 0 C - 1/2 D - 1 My answer is A
1. 619.5 km=__m
A, 0.6195 B, 61.95 C, 61,950 D, 619,500*** Write the metric unit that makes the statement true. 2. 5,941 mm=
3. Use benchmark to estimate the sum, difference, or product
14/16 + 1/5 A. 2 B. 0 C. 1/2 D. 1** 4. 5 2/11- 3 2/18 A. 3 B. 1 C. 4
