Addition
Advanced · 10 levels, 8 problems each.
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- 01 Advanced
Four-digit, no carrying
8 problems · 3 min - 02 Advanced
Four-digit with carrying
8 problems · 4 min - 03 Advanced
Four-digit mixed
8 problems · 4 min - 04 Advanced
Mixed widths
8 problems · 4 min - 05 Advanced
Missing addend
8 problems · 4 min - 06 Advanced
Three big addends
8 problems · 6 min - 07 Advanced
Five-digit
8 problems · 5 min - 08 Advanced
Four addends
8 problems · 10 min - 09 Advanced
Six-digit
8 problems · 6 min - 10 Advanced
Everything review
8 problems · 5 min