Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 36 by rounding each number to the nearest 10: ______
- Estimate 87 − 66 by rounding each number to the nearest 10: ______
- Estimate 58 + 43 by rounding each number to the nearest 10: ______
- Estimate 45 + 37 by rounding each number to the nearest 10: ______
- Estimate 85 − 61 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 75 − 27 by rounding each number to the nearest 10: ______
- Estimate 30 − 24 by rounding each number to the nearest 10: ______
- Estimate 77 + 67 by rounding each number to the nearest 10: ______
- Estimate 86 + 80 by rounding each number to the nearest 10: ______
- Estimate 77 − 78 by rounding each number to the nearest 10: ______
- Estimate 70 − 32 by rounding each number to the nearest 10: ______
- Estimate 47 + 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 72 by rounding each number to the nearest 10: ______
- Estimate 25 + 88 by rounding each number to the nearest 10: ______
- Estimate 79 + 58 by rounding each number to the nearest 10: ______
- Estimate 42 + 43 by rounding each number to the nearest 10: ______
- Estimate 69 − 35 by rounding each number to the nearest 10: ______
- Estimate 72 + 64 by rounding each number to the nearest 10: ______
- Estimate 80 + 60 by rounding each number to the nearest 10: ______