Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 43 by rounding each number to the nearest 10: ______
- Estimate 28 − 35 by rounding each number to the nearest 10: ______
- Estimate 78 + 44 by rounding each number to the nearest 10: ______
- Estimate 58 − 28 by rounding each number to the nearest 10: ______
- Estimate 52 − 72 by rounding each number to the nearest 10: ______
- Estimate 50 − 85 by rounding each number to the nearest 10: ______
- Estimate 32 + 47 by rounding each number to the nearest 10: ______
- Estimate 88 + 34 by rounding each number to the nearest 10: ______
- Estimate 23 − 47 by rounding each number to the nearest 10: ______
- Estimate 55 + 73 by rounding each number to the nearest 10: ______
- Estimate 22 + 34 by rounding each number to the nearest 10: ______
- Estimate 46 + 53 by rounding each number to the nearest 10: ______
- Estimate 41 + 29 by rounding each number to the nearest 10: ______
- Estimate 65 − 23 by rounding each number to the nearest 10: ______
- Estimate 40 + 69 by rounding each number to the nearest 10: ______
- Estimate 51 + 70 by rounding each number to the nearest 10: ______
- Estimate 85 + 78 by rounding each number to the nearest 10: ______
- Estimate 46 − 71 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 34 − 86 by rounding each number to the nearest 10: ______