Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 71 by rounding each number to the nearest 10: ______
- Estimate 88 + 89 by rounding each number to the nearest 10: ______
- Estimate 24 − 41 by rounding each number to the nearest 10: ______
- Estimate 64 − 81 by rounding each number to the nearest 10: ______
- Estimate 44 + 89 by rounding each number to the nearest 10: ______
- Estimate 72 − 43 by rounding each number to the nearest 10: ______
- Estimate 61 + 83 by rounding each number to the nearest 10: ______
- Estimate 65 + 29 by rounding each number to the nearest 10: ______
- Estimate 28 − 68 by rounding each number to the nearest 10: ______
- Estimate 43 + 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 52 by rounding each number to the nearest 10: ______
- Estimate 61 − 61 by rounding each number to the nearest 10: ______
- Estimate 45 − 51 by rounding each number to the nearest 10: ______
- Estimate 79 + 42 by rounding each number to the nearest 10: ______
- Estimate 43 − 23 by rounding each number to the nearest 10: ______
- Estimate 85 + 75 by rounding each number to the nearest 10: ______
- Estimate 58 + 76 by rounding each number to the nearest 10: ______
- Estimate 47 + 36 by rounding each number to the nearest 10: ______
- Estimate 47 + 27 by rounding each number to the nearest 10: ______
- Estimate 38 + 66 by rounding each number to the nearest 10: ______