Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 76 by rounding each number to the nearest 10: ______
- Estimate 35 − 77 by rounding each number to the nearest 10: ______
- Estimate 43 − 66 by rounding each number to the nearest 10: ______
- Estimate 23 + 29 by rounding each number to the nearest 10: ______
- Estimate 73 + 86 by rounding each number to the nearest 10: ______
- Estimate 29 + 89 by rounding each number to the nearest 10: ______
- Estimate 83 + 79 by rounding each number to the nearest 10: ______
- Estimate 49 − 80 by rounding each number to the nearest 10: ______
- Estimate 71 + 64 by rounding each number to the nearest 10: ______
- Estimate 22 + 37 by rounding each number to the nearest 10: ______
- Estimate 53 − 64 by rounding each number to the nearest 10: ______
- Estimate 51 − 84 by rounding each number to the nearest 10: ______
- Estimate 36 + 37 by rounding each number to the nearest 10: ______
- Estimate 66 + 84 by rounding each number to the nearest 10: ______
- Estimate 62 − 34 by rounding each number to the nearest 10: ______
- Estimate 54 + 53 by rounding each number to the nearest 10: ______
- Estimate 73 − 38 by rounding each number to the nearest 10: ______
- Estimate 82 − 43 by rounding each number to the nearest 10: ______
- Estimate 88 − 44 by rounding each number to the nearest 10: ______
- Estimate 49 + 30 by rounding each number to the nearest 10: ______