Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 23 − 75 by rounding each number to the nearest 10: ______
- Estimate 63 + 57 by rounding each number to the nearest 10: ______
- Estimate 45 − 89 by rounding each number to the nearest 10: ______
- Estimate 61 − 63 by rounding each number to the nearest 10: ______
- Estimate 36 − 65 by rounding each number to the nearest 10: ______
- Estimate 66 + 24 by rounding each number to the nearest 10: ______
- Estimate 41 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 + 30 by rounding each number to the nearest 10: ______
- Estimate 83 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 + 63 by rounding each number to the nearest 10: ______
- Estimate 51 + 38 by rounding each number to the nearest 10: ______
- Estimate 81 − 40 by rounding each number to the nearest 10: ______
- Estimate 58 − 88 by rounding each number to the nearest 10: ______
- Estimate 21 + 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 63 by rounding each number to the nearest 10: ______
- Estimate 27 − 72 by rounding each number to the nearest 10: ______
- Estimate 82 + 73 by rounding each number to the nearest 10: ______
- Estimate 64 + 73 by rounding each number to the nearest 10: ______
- Estimate 50 − 49 by rounding each number to the nearest 10: ______
- Estimate 84 − 71 by rounding each number to the nearest 10: ______