Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 35 by rounding each number to the nearest 10: ______
- Estimate 69 + 89 by rounding each number to the nearest 10: ______
- Estimate 81 − 66 by rounding each number to the nearest 10: ______
- Estimate 47 + 29 by rounding each number to the nearest 10: ______
- Estimate 70 + 88 by rounding each number to the nearest 10: ______
- Estimate 31 − 79 by rounding each number to the nearest 10: ______
- Estimate 87 + 28 by rounding each number to the nearest 10: ______
- Estimate 26 + 52 by rounding each number to the nearest 10: ______
- Estimate 37 − 41 by rounding each number to the nearest 10: ______
- Estimate 21 − 33 by rounding each number to the nearest 10: ______
- Estimate 51 + 29 by rounding each number to the nearest 10: ______
- Estimate 71 + 57 by rounding each number to the nearest 10: ______
- Estimate 40 + 69 by rounding each number to the nearest 10: ______
- Estimate 21 − 44 by rounding each number to the nearest 10: ______
- Estimate 88 − 65 by rounding each number to the nearest 10: ______
- Estimate 30 + 30 by rounding each number to the nearest 10: ______
- Estimate 22 + 39 by rounding each number to the nearest 10: ______
- Estimate 35 + 21 by rounding each number to the nearest 10: ______
- Estimate 40 + 86 by rounding each number to the nearest 10: ______
- Estimate 24 + 41 by rounding each number to the nearest 10: ______