Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 68 by rounding each number to the nearest 10: ______
- Estimate 86 − 52 by rounding each number to the nearest 10: ______
- Estimate 47 − 36 by rounding each number to the nearest 10: ______
- Estimate 63 + 65 by rounding each number to the nearest 10: ______
- Estimate 59 + 54 by rounding each number to the nearest 10: ______
- Estimate 69 + 71 by rounding each number to the nearest 10: ______
- Estimate 68 − 37 by rounding each number to the nearest 10: ______
- Estimate 32 + 73 by rounding each number to the nearest 10: ______
- Estimate 57 − 74 by rounding each number to the nearest 10: ______
- Estimate 40 + 33 by rounding each number to the nearest 10: ______
- Estimate 59 − 70 by rounding each number to the nearest 10: ______
- Estimate 30 − 24 by rounding each number to the nearest 10: ______
- Estimate 71 + 52 by rounding each number to the nearest 10: ______
- Estimate 36 − 36 by rounding each number to the nearest 10: ______
- Estimate 43 + 83 by rounding each number to the nearest 10: ______
- Estimate 77 − 84 by rounding each number to the nearest 10: ______
- Estimate 21 + 82 by rounding each number to the nearest 10: ______
- Estimate 46 − 71 by rounding each number to the nearest 10: ______
- Estimate 33 + 44 by rounding each number to the nearest 10: ______
- Estimate 77 − 60 by rounding each number to the nearest 10: ______