Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 70 by rounding each number to the nearest 10: ______
- Estimate 49 + 65 by rounding each number to the nearest 10: ______
- Estimate 73 + 48 by rounding each number to the nearest 10: ______
- Estimate 74 − 40 by rounding each number to the nearest 10: ______
- Estimate 25 + 25 by rounding each number to the nearest 10: ______
- Estimate 24 − 40 by rounding each number to the nearest 10: ______
- Estimate 68 − 56 by rounding each number to the nearest 10: ______
- Estimate 23 − 64 by rounding each number to the nearest 10: ______
- Estimate 71 − 32 by rounding each number to the nearest 10: ______
- Estimate 52 − 77 by rounding each number to the nearest 10: ______
- Estimate 27 + 88 by rounding each number to the nearest 10: ______
- Estimate 24 − 35 by rounding each number to the nearest 10: ______
- Estimate 39 − 34 by rounding each number to the nearest 10: ______
- Estimate 82 + 53 by rounding each number to the nearest 10: ______
- Estimate 83 + 60 by rounding each number to the nearest 10: ______
- Estimate 69 + 80 by rounding each number to the nearest 10: ______
- Estimate 73 + 60 by rounding each number to the nearest 10: ______
- Estimate 79 − 59 by rounding each number to the nearest 10: ______
- Estimate 29 + 58 by rounding each number to the nearest 10: ______
- Estimate 36 − 54 by rounding each number to the nearest 10: ______