Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 68 by rounding each number to the nearest 10: ______
- Estimate 65 + 32 by rounding each number to the nearest 10: ______
- Estimate 24 + 88 by rounding each number to the nearest 10: ______
- Estimate 37 − 57 by rounding each number to the nearest 10: ______
- Estimate 42 − 53 by rounding each number to the nearest 10: ______
- Estimate 23 − 73 by rounding each number to the nearest 10: ______
- Estimate 55 + 75 by rounding each number to the nearest 10: ______
- Estimate 69 + 83 by rounding each number to the nearest 10: ______
- Estimate 43 + 43 by rounding each number to the nearest 10: ______
- Estimate 42 + 41 by rounding each number to the nearest 10: ______
- Estimate 75 − 38 by rounding each number to the nearest 10: ______
- Estimate 65 − 48 by rounding each number to the nearest 10: ______
- Estimate 87 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 38 by rounding each number to the nearest 10: ______
- Estimate 66 − 74 by rounding each number to the nearest 10: ______
- Estimate 55 − 50 by rounding each number to the nearest 10: ______
- Estimate 54 − 71 by rounding each number to the nearest 10: ______
- Estimate 70 + 47 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 87 − 52 by rounding each number to the nearest 10: ______