Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 − 28 by rounding each number to the nearest 10: ______
- Estimate 59 + 31 by rounding each number to the nearest 10: ______
- Estimate 62 − 62 by rounding each number to the nearest 10: ______
- Estimate 63 + 71 by rounding each number to the nearest 10: ______
- Estimate 64 − 56 by rounding each number to the nearest 10: ______
- Estimate 36 − 85 by rounding each number to the nearest 10: ______
- Estimate 30 + 44 by rounding each number to the nearest 10: ______
- Estimate 47 − 57 by rounding each number to the nearest 10: ______
- Estimate 61 − 89 by rounding each number to the nearest 10: ______
- Estimate 31 − 67 by rounding each number to the nearest 10: ______
- Estimate 86 + 77 by rounding each number to the nearest 10: ______
- Estimate 55 + 44 by rounding each number to the nearest 10: ______
- Estimate 70 − 40 by rounding each number to the nearest 10: ______
- Estimate 52 − 61 by rounding each number to the nearest 10: ______
- Estimate 69 + 66 by rounding each number to the nearest 10: ______
- Estimate 66 + 42 by rounding each number to the nearest 10: ______
- Estimate 83 − 50 by rounding each number to the nearest 10: ______
- Estimate 78 + 37 by rounding each number to the nearest 10: ______
- Estimate 45 − 85 by rounding each number to the nearest 10: ______
- Estimate 80 + 50 by rounding each number to the nearest 10: ______