Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 30 by rounding each number to the nearest 10: ______
- Estimate 28 + 23 by rounding each number to the nearest 10: ______
- Estimate 61 + 60 by rounding each number to the nearest 10: ______
- Estimate 56 − 46 by rounding each number to the nearest 10: ______
- Estimate 73 − 52 by rounding each number to the nearest 10: ______
- Estimate 63 + 36 by rounding each number to the nearest 10: ______
- Estimate 71 − 43 by rounding each number to the nearest 10: ______
- Estimate 36 − 88 by rounding each number to the nearest 10: ______
- Estimate 29 + 81 by rounding each number to the nearest 10: ______
- Estimate 82 + 34 by rounding each number to the nearest 10: ______
- Estimate 69 + 70 by rounding each number to the nearest 10: ______
- Estimate 72 + 32 by rounding each number to the nearest 10: ______
- Estimate 67 + 56 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 84 − 80 by rounding each number to the nearest 10: ______
- Estimate 43 + 44 by rounding each number to the nearest 10: ______
- Estimate 64 + 57 by rounding each number to the nearest 10: ______
- Estimate 64 + 27 by rounding each number to the nearest 10: ______
- Estimate 57 + 89 by rounding each number to the nearest 10: ______
- Estimate 85 + 84 by rounding each number to the nearest 10: ______