Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 69 by rounding each number to the nearest 10: ______
- Estimate 80 − 72 by rounding each number to the nearest 10: ______
- Estimate 43 + 52 by rounding each number to the nearest 10: ______
- Estimate 32 + 40 by rounding each number to the nearest 10: ______
- Estimate 56 − 36 by rounding each number to the nearest 10: ______
- Estimate 59 + 64 by rounding each number to the nearest 10: ______
- Estimate 50 − 65 by rounding each number to the nearest 10: ______
- Estimate 29 + 85 by rounding each number to the nearest 10: ______
- Estimate 71 + 74 by rounding each number to the nearest 10: ______
- Estimate 78 − 47 by rounding each number to the nearest 10: ______
- Estimate 50 − 41 by rounding each number to the nearest 10: ______
- Estimate 42 + 42 by rounding each number to the nearest 10: ______
- Estimate 49 + 89 by rounding each number to the nearest 10: ______
- Estimate 83 + 55 by rounding each number to the nearest 10: ______
- Estimate 61 − 35 by rounding each number to the nearest 10: ______
- Estimate 65 + 66 by rounding each number to the nearest 10: ______
- Estimate 48 − 33 by rounding each number to the nearest 10: ______
- Estimate 74 − 75 by rounding each number to the nearest 10: ______
- Estimate 27 − 52 by rounding each number to the nearest 10: ______
- Estimate 28 + 67 by rounding each number to the nearest 10: ______