Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 66 by rounding each number to the nearest 10: ______
- Estimate 89 − 79 by rounding each number to the nearest 10: ______
- Estimate 29 + 48 by rounding each number to the nearest 10: ______
- Estimate 73 + 40 by rounding each number to the nearest 10: ______
- Estimate 68 + 71 by rounding each number to the nearest 10: ______
- Estimate 66 − 41 by rounding each number to the nearest 10: ______
- Estimate 88 + 32 by rounding each number to the nearest 10: ______
- Estimate 34 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 + 36 by rounding each number to the nearest 10: ______
- Estimate 54 + 53 by rounding each number to the nearest 10: ______
- Estimate 45 + 74 by rounding each number to the nearest 10: ______
- Estimate 71 − 58 by rounding each number to the nearest 10: ______
- Estimate 81 − 46 by rounding each number to the nearest 10: ______
- Estimate 37 − 86 by rounding each number to the nearest 10: ______
- Estimate 56 − 78 by rounding each number to the nearest 10: ______
- Estimate 22 − 57 by rounding each number to the nearest 10: ______
- Estimate 74 − 21 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 51 + 51 by rounding each number to the nearest 10: ______
- Estimate 33 − 83 by rounding each number to the nearest 10: ______